fork(1) download
copy 
  1. #include <iostream>
  2. #include <memory>
  3. #include <thread>
  4. #include <chrono>
  5.  
  6. class Executor
  7. {
  8. public:
  9.     // constructor
  10.     Executor();
  11.  
  12.     // destructor
  13.     virtual ~Executor();
  14.  
  15.     // kick thread execution
  16.     void Kick();
  17.  
  18. private:
  19.     // thread execution function
  20.     virtual void StartExecution() { std::cout << "Executor::Kick\n"; }
  21.  
  22.     // thread handle
  23.     std::thread mThreadHandle;
  24. };
  25.  
  26. Executor::Executor()
  27. {
  28.     // Nothing to be done here
  29. }
  30.  
  31. Executor::~Executor()
  32. {
  33.     std::cout << "~Executor\n";
  34.     if (mThreadHandle.joinable())
  35.         mThreadHandle.join();
  36. }
  37.  
  38. void Executor::Kick()
  39. {
  40.     // mThreadHandle = std::thread(&Executor::StartExecution, this);
  41.     mThreadHandle = std::thread([this] {this->StartExecution();});
  42. }
  43.  
  44.  
  45. class Consumer: public Executor {
  46. public:
  47.     ~Consumer() {
  48.         std::cout << "~Consumer\n";
  49.     }
  50. private:
  51.     virtual void StartExecution() { std::cout << "Consumer::Kick\n"; }
  52. };
  53.  
  54. int main() {
  55.     {
  56.         std::cout << "1:\n";
  57.         std::unique_ptr<Consumer> consumer = std::make_unique<Consumer>();
  58.         consumer->Kick();
  59.     }
  60.     {
  61.         std::cout << "2:\n";
  62.         std::unique_ptr<Consumer> consumer = std::make_unique<Consumer>();
  63.         consumer->Kick();
  64.         std::cout << "Sleeping for a bit\n";
  65.         std::this_thread::sleep_for(std::chrono::seconds(1));
  66.     }
  67.     return 0;
  68. }
Success #stdin #stdout 0s 4508KB
comments (?)
stdin
copy 
Standard input is empty
stdout
copy 
1:
~Consumer
~Executor
Executor::Kick
2:
Sleeping for a bit
Consumer::Kick
~Consumer
~Executor
https://ideone.com/MfGkt0
language:
C++14 (gcc 8.3)
created:
7 years ago
visibility:
public

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!